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package org.graalvm.profdiff.test;

import org.graalvm.profdiff.command.ExplanationWriter;
import org.graalvm.profdiff.core.OptionValues;
import org.graalvm.profdiff.core.Writer;
import org.junit.Test;

import static org.junit.Assert.assertTrue;

public class ExplanationWriterTest {
    @Test
    public void optimizationContextTree() {
        var writer = Writer.stringBuilder(OptionValues.builder().withOptimizationContextTreeEnabled(true).build());
        ExplanationWriter explanationWriter = new ExplanationWriter(writer, true, false);
        explanationWriter.explain();
        assertTrue(writer.getOutput().contains("optimization-context tree"));
    }

    @Test
    public void optimizationContextTreeDiff() {
        var writer = Writer.stringBuilder(OptionValues.builder().withOptimizationContextTreeEnabled(true).withDiffCompilations(true).build());
        ExplanationWriter explanationWriter = new ExplanationWriter(writer, false, false);
        explanationWriter.explain();
        assertTrue(writer.getOutput().contains("the optimization-context trees of two paired compilations are diffed"));
    }
}
